leds: lp55xx: Simplify with scoped for each OF child loop

Use scoped for_each_available_child_of_node_scoped() when iterating over
device nodes to make code a bit simpler.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240816-cleanup-h-of-node-put-var-v1-10-1d0292802470@linaro.orgSigned-off-by: Lee Jones <lee@kernel.org>

drivers/leds/leds-lp55xx-common.c

@@ -1173,16 +1173,13 @@ static int lp55xx_parse_multi_led(struct device_node *np,
 				  struct lp55xx_led_config *cfg,
 				  int child_number)
 {
-	struct device_node *child;
 	int num_colors = 0, ret;
 
-	for_each_available_child_of_node(np, child) {
+	for_each_available_child_of_node_scoped(np, child) {
 		ret = lp55xx_parse_multi_led_child(child, cfg, child_number,
 						   num_colors);
-		if (ret) {
-			of_node_put(child);
+		if (ret)
 			return ret;
-		}
 		num_colors++;
 	}